UNIX is basically a simple operating system, but you have to be a genius to understand the simplicity.

Any editing, software work, and mail is done in this exported Plan 9

A program designed for inputs from people is usually stressed beyond breaking point by computer-generated inputs.

The only way to learn a new programming language is by writing programs in it.

I've done a reasonable amount of travelling, which I enjoyed, but not for too long at a time. I'm a home-body and get fatigued by it fairly soon, but enjoy thinking back on experiences when I've returned and then often wish I'd arranged a longer stay in the somewhat exotic place.

I fix things now and then, more often tweak HTML and make scripts to do things.

My work was fairly theoretical. It was in recursive function theory. And in particular, hierarchies of functions in terms of computational complexity. I got involved in real computers and programming mainly by being - well, I was interested even as I came to graduate school.